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Tutor HuntTest QuestionsBiology QuestionsYear 10 Biology Questions

 

Abiotic Factors (GCSE Biology)

The following is a GCSE Biology test covering 'Abiotic Factors' from the broader topic Ecology. The test is geared towards the AQA exam board style syllabus.
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Which abiotic factor would most affect which species can survive on a mountaintop compared with valley floors?
Which abiotic factor is most important in determining the oxygen concentration for organisms living in soil?
In a river, turbidity is an abiotic factor. What does high turbidity indicate?
In a coastal estuary, which abiotic factor fluctuates daily and strongly affects which species can live there?
Salt concentration in soil is an abiotic factor. How will very high soil salinity most directly affect plant cells?
Which abiotic factor describes the amount of water held in soil that plants can use?
When investigating effects of temperature on an ectotherm’s activity, which abiotic factor must be controlled to make the experiment valid?
Soil pH is an abiotic factor. Which plant nutrient availability is commonly affected by soil pH?
Which abiotic factor would ecologists measure to estimate potential for soil compaction and root penetration?
Which abiotic factor can be increased by deforestation and lead to higher local temperatures?
In an experiment on aquatic plants, which abiotic factor would you change to investigate its effect on gas bubble production as a measure of photosynthesis?